<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" class="reftest-wait">
  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=463939 -->
  <title>Test that the area that's covered by a filtered element is invalidated when it moves</title>
  <filter id="filter">
    <feGaussianBlur stdDeviation="0.1"/>
  </filter>
  <script type="text/javascript">//<![CDATA[

function hide_red_rect()
{
  document.getElementById("r").setAttribute("y", "-200%");
  document.documentElement.removeAttribute('class');
}

document.addEventListener("MozReftestInvalidate", hide_red_rect, false);
setTimeout(hide_red_rect, 4000); // fallback for running outside reftest

  //]]></script>
  <rect width="100%" height="100%" fill="lime"/>
  <rect width="100%" height="100%" fill="red" id="r" filter="url(#filter)"/>
</svg>
